1872949

Information

• Patent Grant
• 1872949

• References
• Source

• Patent Number

  1,872,949

• Date Filed

  Not available

• Date Issued

  Tuesday, August 23, 1932
  92 years ago

• CPC

  • C10G9/08 - Apparatus therefor
  • C10G9/20 - Tube furnaces

• US Classifications

  • 196 - Mineral oils: apparatus
  • 122 - Liquid heaters and vaporizers